Collapsible shelving units and collapsible enclosures

ABSTRACT

An enclosure includes a shelving unit having a first collapsible frame, a second collapsible frame, a plurality of shelf support rods each having a first end connected to the first collapsible frame and a second end connected to the second collapsible frame, a plurality of shelves that are each removably supported by a pair of shelf support rods from the plurality of shelf support rods, and at least a first cover support having a first end connected to the first collapsible frame and a second end connected to the second collapsible frame. A flexible cover at least partially encloses the shelving unit and is supported with respect to the shelving unit at least in part by engagement of the flexible cover with the first cover support. At least a portion of the flexible cover is at least translucent.

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims the benefit of U.S. Provisional PatentApplication Ser. No. 61/619,967, which was filed on Apr. 4, 2012 and isincorporated herein in its entirety by reference. This applicationclaims the benefit of Chinese Patent Application No. 2011-20371803.X,which was filed Sep. 28, 2011 and is incorporated herein in its entiretyby reference.

BACKGROUND

Storage shelving units can be used for holding items in various places,such as gardens, courtyards, residences and garages. Many shelving unitsare large, difficult to assemble and disassemble, and cannot be easilytransported from place to place.

SUMMARY

One aspect of the disclosed embodiments is an enclosure that includes ashelving unit and a flexible cover. The shelving unit includes a firstcollapsible frame, a second collapsible frame, a plurality of shelfsupport rods each having a first end connected to the first collapsibleframe and a second end connected to the second collapsible frame, aplurality of shelves that are each removably supported by a pair ofshelf support rods from the plurality of shelf support rods, and atleast a first cover support having a first end connected to the firstcollapsible frame and a second end connected to the second collapsibleframe. The flexible cover at least partially encloses the shelving unitand is supported with respect to the shelving unit at least in part byengagement of the flexible cover with the first cover support. At leasta portion of the flexible cover is at least translucent.

Another aspect of the disclosed embodiments is an enclosure thatincludes a shelving unit and a flexible cover. The shelving unitincludes a first collapsible frame that includes pivotally connectedframe members in a lazy tongs configuration, a second collapsible framethat includes pivotally connected frame members in a lazy tongsconfiguration, a plurality of shelf support rods each having a first endconnected to the first collapsible frame and a second end connected tothe second collapsible frame, a plurality of shelves that are eachremovably supported by a pair of shelf support rods from the pluralityof shelf support rods, a first cover support having a first endconnected to the first collapsible frame and a second end connected tothe second collapsible frame, and a second cover support having a firstend connected to the first collapsible frame and a second end connectedto the second collapsible frame. The first and second collapsible framesare extendable and collapsible in unison to move the shelving unitbetween an extended position and a collapsed position. The flexiblecover at least partially encloses the shelving unit and is supportedwith respect to the shelving unit at least in part by engagement of theflexible cover with the first cover support and the second coversupport, wherein at least a portion of the flexible cover is at leasttranslucent.

Another aspect of the disclosed embodiments is an enclosure thatincludes a first collapsible shelving unit, a second collapsibleshelving unit that is spaced apart from the first collapsible shelvingunit. at least a first cover support having a first end connected to thefirst collapsible shelving unit and a second end connected to the secondcollapsible shelving unit, and a flexible cover. The flexible cover atleast partially encloses the first collapsible shelving unit and thesecond collapsible shelving unit and is supported with respect to thefirst collapsible shelving unit and the second collapsible shelving unitat least in part by engagement of the flexible cover with the firstcover support, wherein at least a portion of the flexible cover is atleast translucent.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is an illustration showing a collapsible shelving unit.

FIG. 2 is an illustration showing a first example of a collapsibleenclosure that includes a flexible cover that is supported by acollapsible shelving unit.

FIG. 3 is a perspective view showing the collapsible shelving unit ofFIG. 2.

FIG. 4 is an end view showing the collapsible shelving unit of FIG. 2.

FIG. 5 is an illustration showing the collapsible shelving unit of FIG.2 in a partially collapsed position.

FIG. 6 is an illustration showing the collapsible shelving unit of FIG.2 in a fully collapsed position.

FIG. 7 is an illustration showing a second example of a collapsibleenclosure that includes a flexible cover that is support by one or morepairs of collapsible shelving units.

FIG. 8 is a perspective view showing the pair of collapsible shelvingunits of FIG. 7.

DETAILED DESCRIPTION

FIG. 1 shows a collapsible shelving unit 100. The collapsible shelvingunit 100 can include a plurality of wire shelves 110, the front and backends of which are bent downward to define a u-shaped profile for each ofthe wire shelves 110. The wire shelves 110 are supported by horizontalshelf support bars 180. The ends of each end of the horizontal shelfsupport bars 180 are connected to respective collapsible frames 120 byhinges, pivots, or fixed joints. The collapsible frames 120 each includea plurality of frame members that are pivotally connected to each otherat pivot joints 130 to define a lazy tongs configuration. Locking bars140 can be provided on each of the collapsible frames 120 to preventmovement from the extended positions thereof to the collapsed positionsthereof, by pivotal connection of a first end of each locking bar 140 ata first one of the pivot joints 130 and a releasable connection of asecond end of each locking bar at a second one of the pivot joints 130,such by a hook that engages a pin, or any other suitable structure. Thecollapsible shelving unit 100 includes a pair of top frames 160, whichare located at the top of each of the collapsible frames 120. The twotop bars 170 extend between the top frames 160. A pair of cylindricallegs 150 is located at the bottom of each of the collapsible frames 120.Components of the collapsible shelving unit 100 can be manufactured witha variety of materials, such as steel.

The collapsible shelving unit 100 can be moved between extended andcollapsed positions. To maintain the collapsible shelving unit 100 inthe extended position, the locking bars 140 are engaged. The wireshelves 110 are removed prior to moving the collapsible shelving unit100 from the extended position to the collapsed position and arereplaced when the collapsible shelving unit 100 is returned to theextended position. A flexible cover (not shown in FIG. 1) can be put onthe collapsible shelving unit 100 and be supported by the top bars 170.When not in use, the collapsible shelving unit can be easily folded tobe ported or stored by disengaging the locking bars 140 and collapsingthe collapsible frames 120.

FIG. 2 is an illustration showing a collapsible enclosure 200 accordingto a first example. The collapsible enclosure 200 includes a flexiblecover 210 that is supported by a collapsible shelving unit 220.

The flexible cover 210 at least partially encloses the collapsibleshelving unit 220 and is supported with respect to the collapsibleshelving unit 220 by engagement of the flexible cover 210 with at leasta portion of the collapsible shelving unit 220. At least a portion ofthe flexible cover 210 is at least translucent. Furthermore, all or aportion of the flexible cover 210 can allow for transmission of at leastinfrared and invisible wavelengths of electromagnetic radiation. Theflexible cover 210 can, in cooperation with the collapsible shelvingunit 220, define an arched top surface 212. The flexible cover 210 canalso include one or more zippers 214 or other closure structures thatdefine an openable panel 216 (i.e., a door) in the flexible cover 210.

As shown in FIGS. 3-4, the collapsible shelving unit 220 can include afirst collapsible frame 230 and a second collapsible frame 232. Thefirst collapsible frame 230 and the second collapsible frame 232 caneach include a plurality of pivotally connected frame members thatdefine a lazy tongs configuration for each of the first collapsibleframe 230 and the second collapsible frame 232. In particular, withreference to FIG. 4, each of the first collapsible frame 230 and thesecond collapsible frame 232 can include a first set of frame members234 and a second set of frame members 236. The frame members from thefirst set of frame members 234 are pivotally connected to one another inan end-to-end manner at pivot joints 238. Similarly, the frame membersof the second set of frame members 236 are pivotally connected to oneanother in an end-to-end manner at pivot joints 240. Pairs of the framemembers from the first set of frame members 234 and the second set offrame members 236 are connected to one another at intermediate locationsthereon at intermediate pivot joints 242. By way of the pivotallyconnected frame members in a lazy tongs configuration, each of the firstcollapsible frame 230 and the second collapsible frame 232 areextendible and collapsible in unison to move the collapsible shelvingunit 220 between an extended position and a collapsed position.

The collapsible shelving unit 220 includes a plurality of shelf supportrods 250. Each of the shelf support rods 250 includes a first end 252that is connected to the first collapsible frame 230 and a second end254 that is connected to the second collapsible frame 232. The shelfsupport rods 250 can be connected to the first collapsible frame 230 andthe second collapsible frame 232 by any suitable means such as fixedjoints, pivot joints, hinges, or other structures.

The collapsible shelving unit 220 can include a plurality of shelves260. Each of the shelves 260 is removably supported by a pair of theshelf support rods 250. The ends of the shelves 260 can be bent downwardto define a U-shape profile for each of the shelves 260, therebyproviding a stable connection between the shelves 260 and the shelfsupport rods 250.

One or more locking bars 270 can be provided on each of the firstcollapsible frame 230 and the second collapsible frame 232 to preventthe collapsible shelving unit 220 from moving from the extended positionto the collapsed position. The locking bars 270 can include structuressuch as hooks that are engageable with posts or other structures thatare provided on the first collapsible frame 230 and the secondcollapsible frame 232. One end of each of the locking bars 270 can bepivotally mounted to a respective one of the first collapsible frame 230or the second collapsible frame 232.

In order to support the collapsible shelving unit 220 with respect to asupporting surface, such as a floor, feet 280 can be provided on each ofthe first collapsible frame 230 and the second collapsible frame 232.

A first cover support 290 and a second cover support 292 each have afirst end 294 connected to the first collapsible frame 230 and a secondend 296 that is connected to the second collapsible frame 232. The firstcover support 290 and the second cover support 292 are engageable withthe flexible cover 210 (FIG. 2) for supporting the flexible cover 210with respect to the collapsible shelving unit 220. The first coversupport 290 and the second cover support 292 can be pivotally connectedto each of the first collapsible frame 230 and the second collapsibleframe 232 at pivot joints 298. The pivot joints 298 can be selectivelylockable, for example, by incorporation of at least one lockingstructure for selectively restraining pivotal motion of the first coversupport 290 and the second cover support 292 with respect to the firstcollapsible frame 230 and a second collapsible frame 232.

The collapsible shelving unit 220 can be defined as having a firstlateral side, a second lateral side, a first transverse side, and asecond transverse side. The first collapsible frame 230 is located atthe first lateral side, the second collapsible frame 232 is located atthe second lateral side, the first cover support 290 is located at andextends along the first lateral side, and the second cover support 292is located at and extends along the second lateral side.

As previously noted, the collapsible shelving unit 220 is moveablebetween an extended position and a collapsed position. The extendedposition is shown in FIGS. 3-4. In FIG. 5, the locking bars 270 havebeen disengaged, and the first collapsible frame 230 and the secondcollapsible frame 232 are free to move toward the collapsed position byrelative rotation of the frame members 234, 236 at the pivot joints 238,240, 242. As shown in FIG. 5, the shelves 260 are removed prior tomovement of the collapsible shelving unit 220 from the extended positiontoward the collapsed position. In FIG. 6, the collapsible shelving unit220 is shown in the fully collapsed position with the first coversupport 290 and the second cover support 292 unlocked and pivoted withrespect to the first collapsible frame 230 and the second collapsibleframe 232. FIG. 7 is an illustration showing a collapsible enclosure 300according to a second example. The collapsible enclosure 300 includes aflexible cover 310 that is supported by two pairs of collapsibleshelving units 320.

The flexible cover 310 is similar in material and construction to theflexible cover 210 of FIG. 2. The flexible cover 310 can define aplurality of upright walls 312 and, in cooperation with a plurality ofsubstantially arcuate cover supports 390 that extend between spacedapart collapsible shelving units 320 of the pairs of collapsibleshelving units, the flexible cover 310 can define an arched top surface314. A pair of zippers 316 on one of the upright walls 312 can cooperateto define a door panel 318.

Although the collapsible enclosure 300 of FIG. 7 is shown as beingsupported by two pairs of collapsible shelving units 320, it should beunderstood that such a collapsible enclosure can be supported by one ormore pairs of collapsible shelving units 320.

FIG. 8 is a perspective view showing a pair of the collapsible shelvingunits 320 from FIG. 7. The collapsible shelving units 320 are similar inconstruction to the collapsible shelving units 220 of FIGS. 3-4, withthe exception that the first and second cover supports 290, 292 areomitted. Each of the collapsible shelving units 320 includes a firstcollapsible frame 330 and a second collapsible frame 332, which areconstructed according to the description of the first collapsible frame230 and the second collapsible frame 232. The collapsible shelving units320 also include shelf support rods 350 and shelves 360. The twocollapsible shelving units shown in FIG. 8 are spaced apart from oneanother. When combined with the flexible cover 310 (FIG. 7), this allowsan open interior space to be defined for the collapsible enclosure 300.To support the flexible cover 310, the substantially arcuate coversupports 390 extend between the collapsible shelving units 320. Inparticular, one of the substantially arcuate cover supports 390 extendsbetween the first collapsible frames 330 of the pair of collapsibleshelving units 320, and another of the substantially arcuate coversupports 390 extends between the second collapsible frames 332 of thepair of collapsible shelving units 320. The substantially arcuate coversupports 390 can be removably connected to the first collapsible frame330 and the second collapsible frame 332 of each of the collapsibleshelving units 320 at joints 392 that can include connecting structures,such as pins or other suitable hardware.

In use, the collapsible shelving units 320 and collapsible enclosuresshown herein can be used for purposes such as indoor storage, outdoorstorage, or as collapsible greenhouses when used with flexible covers.

It is to be understood that the disclosure is not to be limited to thedisclosed embodiments but, on the contrary, is intended to cover variousmodifications and equivalent arrangements included within the spirit andscope of the appended claims.

The invention claimed is:
 1. A covered shelving assembly for storingitems, comprising: a collapsible shelving unit, including: a firstcollapsible frame having a plurality of pairs of frame members, thepairs of frame members are interconnected in a lazy tongs configuration,each frame member having two substantially similar ends and anintermediate point, each corresponding pair of frame members isconnected at the intermediate point of the corresponding frame membersof said corresponding pair of frame members, and adjacent pairs of framemembers are connected at respective ends of the respective adjacectpairs of frame members, a second collapsible frame having a plurality ofpairs of frame members, the pairs of frame members are interconnected ina lazy tongs configuration, each frame member having two substantiallysimilar ends and an intermediate point, each corresponding pair of framemembers is connected at the intermediate point of the correspondingframe members of said corresponding pair of frame members, and adjacentpairs of frame members are connected at respective ends of therespective adjacect pairs of frame members, wherein the firstcollapsible frame and second collapsible frame are extendable andcollapsible to move the shelving unit between an extended position and acollapsed position; a plurality of shelf support rods each having afirst end connected to the first collapsible frame at one of the endsthereof and a second end connected to the second collapsible frame atone of the ends thereof to interconnect the ends of the frame members ofthe first collapsible frame with the ends of the frame members of thesecond collapsible frame, wherein the intermediate points of the framemembers of the first collapsible frame are not interconnected with theintermediate points of the frame members of the second collapsibleframe, a plurality of shelves that are each removably supported by acorresponding pair of substantially parallel shelf support rods from theplurality of shelf support rods, and a first cover support having afirst end connected to the first collapsible frame and a second endconnected to the second collapsible frame, wherein the first coversupport extends generally upward from the first and second collapsibleframes when the shelving unit is in the extended position; and aflexible cover that substantially encloses the shelving unit and issupported with respect to the shelving unit at least in part by restinga top surface of the flexible cover on the first cover support when theshelving unit is in the extended position to elevate the top surface ofthe flexible cover above the collapsible frames and the shelves, whereinat least a portion of the flexible cover allows for transmission of atleast infrared and visible wavelengths of electromagnetic radiation, theflexible cover including a pair of vertically-oriented spaced apartzippers that cooperate to define an openable panel for the flexiblecover, wherein items stored within the shelving unit can be covered bythe panel or accessed by opening the panel via the zippers.
 2. Theenclosure of claim 1, wherein the first collapsible frame and secondcollapsible frame are extendable and collapsible in unison to move theshelving unit between the extended position and the collapsed position.3. The enclosure of claim 1, further comprising: a second cover supporthaving a first end connected to the first collapsible frame and a secondend connected to the second collapsible frame, wherein the flexiblecover is supported with respect to the shelving unit at least in part byengagement of the flexible cover with the second cover support.
 4. Theenclosure of claim 1, wherein the first cover support is pivotallyconnected to each of the first collapsible frame and the secondcollapsible frame.
 5. The enclosure of claim 4, further comprising: atleast one locking bar pivotally connected to one end of one adjacentpair of frame members on either the first collapsible frame or thesecond collapsible frame for selectively restraining pivotal motion ofthe first cover support with respect to the first collapsible frame andthe second collapsible frame.
 6. A covered shelving assembly for storingitems, a collapsible shelving unit, including: a first collapsible framethat includes pivotally connected frame members in a lazy tongsconfiguration, a second collapsible frame that includes pivotallyconnected frame members in a lazy tongs configuration, wherein the firstand second collapsible frames are extendable and collapsible in unisonto move the shelving unit between an extended position and a collapsedposition, a plurality of shelf support rods each having a first endconnected to the first collapsible frame and a second end connected tothe second collapsible frame, a plurality of shelves that are eachremovably supported by a pair of shelf support rods from the pluralityof shelf support rods, the plurality of shelves including a first shelfthat is removably supported on a corresponding first pair of shelfsupport rods from the plurality of shelf support rods at a firstelevation and a second shelf that is removably supported on acorresponding second pair of shelf support rods from the plurality ofshelf support rods at a second elevation, a first cover support having afirst end connected to the first collapsible frame and a second endconnected to the second collapsible frame, the first cover supportextends generally upward from the first and second collapsible frameswhen the shelving unit is in the extended position, and a second coversupport having a first end connected to the first collapsible frame anda second end connected to the second collapsible frame, the second coversupport extends generally upward from the first and second collapsibleframes when the shelving unit is in the extended position; and aflexible cover that substantially encloses the shelving unit and issupported with respect to the shelving unit at least in part by restinga top surface of the flexible cover on the first cover support and thesecond cover support when the shelving unit is in the extended positionto elevate the top surface of the flexible cover above the collapsibleframes and the shelves, the flexible cover having an openable panel,wherein items stored within the shelving unit can be covered by thepanel or accessed by opening the panel, wherein at least a portion ofthe flexible cover allows for transmission of at least infrared andvisible wavelengths of electromagnetic radiation.
 7. The enclosure ofclaim 6, wherein the shelving unit has a first lateral side, a secondlateral side, a first transverse side, and a second transverse side, thefirst collapsible frame is located at the first lateral side, the secondcollapsible frame is located at the second lateral side, the first coversupport is located at the first lateral side, and the second coversupport is located at the second lateral side.
 8. The enclosure of claim6, wherein the first cover support and the second cover support are eachpivotally connected to each of the first collapsible frame and thesecond collapsible frame.
 9. The enclosure of claim 6, furthercomprising: at least a first locking structure for selectivelyrestraining pivotal motion of the first cover support with respect tothe first collapsible frame and the second collapsible frame and a leasta second locking structure for selectively restraining pivotal motion ofthe second cover support with respect to the first collapsible frame andthe second collapsible frame.
 10. The enclosure of claim 6, wherein eachshelf from the plurality of shelves has a front end and a back end thatare each bent downward for removable engagement with a respective shelfsupport rod from the plurality of shelf support rods.
 11. The enclosureof claim 10, wherein each of the plurality of shelves is a wire shelf.12. The enclosure of claim 6, wherein the flexible cover includes aplurality of upright walls that are each substantially planar and a pairof vertically-oriented zippers spaced apart on a first upright wall fromthe plurality of upright walls that each extend from a free edge of thefirst upright wall to a respective intermediate point on the firstupright wall to define the openable panel.
 13. The enclosure of claim 1,wherein each shelf from the plurality of shelves has a front end and aback end that are each bent downward for removable engagement with arespective shelf support rod from the plurality of shelf support rods.14. The enclosure of claim 13, wherein each of the plurality of shelvesis a wire shelf.
 15. A covered shelving assembly for storing items,comprising: a collapsible shelving unit, including: a first collapsibleframe that includes pivotally connected frame members in a lazy tongsconfiguration, a second collapsible frame that includes pivotallyconnected frame members in a lazy tongs configuration, wherein the firstand second collapsible frames are extendable and collapsible in unisonto move the shelving unit between an extended position and a collapsedposition, a plurality of shelf support rods each having a first endconnected to the first collapsible frame and a second end connected tothe second collapsible frame, a plurality of shelves that are eachremovably supported by a pair of shelf support rods from the pluralityof shelf support rods, the plurality of shelves including a first shelfthat is removably supported by a first corresponding pair of shelfsupport rods from the plurality of shelf support rods at a firstelevation and a second shelf that is removably supported by a secondcorresponding pair of shelf support rods from the plurality of shelfsupport rods at a second elevation, a first cover support having a firstend pivotally connected to the first collapsible frame and a second endpivotally connected to the second collapsible frame, a second coversupport having a first end pivotally connected to the first collapsibleframe and a second end pivotally connected to the second collapsibleframe, at least a first locking structure for selectively restrainingpivotal motion of the first cover support with respect to the firstcollapsible frame and the second collapsible frame, a least a secondlocking structure for selectively restraining pivotal motion of thesecond cover support with respect to the first collapsible frame and thesecond collapsible frame, wherein the shelving unit has a first lateralside, a second lateral side, a first transverse side, and a secondtransverse side, the first collapsible frame is located at the firstlateral side, the second collapsible frame is located at the secondlateral side, the first cover support is located at the first lateralside, and the second cover support is located at the second lateralside; and a flexible cover that encloses the shelving unit and issupported with respect to the shelving unit at least in part by restinga top surface of the flexible cover on the first cover support and thesecond cover support when the shelving unit is in the extended positionto elevate the top surface of the flexible cover above the collapsibleframes and the shelves, the flexible cover including a plurality ofupright walls that are each substantially planar, a pair ofvertically-oriented zippers spaced apart on a first upright wall fromthe plurality of upright walls that each extend from a free edge of thefirst upright wall to a respective intermediate point on the firstupright wall to define an openable panel for the flexible cover, and theopenable panel is configured to covered items stored within the shelvingunit in a closed position and allow access to the items stored withinthe shelving unit in an open position, wherein at least a portion of theflexible cover allows for transmission of at least infrared and visiblewavelengths of electromagnetic radiation.